The following table describes attributes for the key-field element.
Table A–40 key-field Attributes| 
 Attribute  | 
 Default Value  | 
 Description  | 
|---|---|---|
| 
 name  | 
 none  | 
 Specifies the input parameter name.  | 
| 
 scope  | 
 request.parameter  | 
 (Optional) Specifies the scope in which the input parameter can be present. Allowed values are context.attribute, request.header, request.parameter, request.cookie, session.id, and session.attribute.  |